Information in this topic is very outdated see this topic.
The start system in Coreelec is not compatible with LibreELECE Armbian etc. If you run coreelec on your TV box, you will no longer be able to run LE and Armbian normally until the full recovery of the standard firmware via the USB Burn Tool and the new activation of the universal multi-boot, which is used in all new systems.
The new version 5.55 of images. In this versi